FVXX20 KWBC 160245
VOLCANIC ASH ADVISORY
ISSUED: 2000DEC16/0245Z VAAC: WASHINGTON
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VOLCANO: POPOCATEPETL 1401-09
LOCATION: 1901N 9837W AREA: MEXICO
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SUMMIT ELEVATION: 17930 FT (5465 M)
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ADVISORY NUMBER: 2000/181
INFORMATION SOURCE: GOES-8 INFRARED AND MULTISPECTRAL IMAGERY.
MEXICO CITY UPPER AIR SOUNDINGS. MEXICO CITY MWO
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ERUPTION DETAILS: CONTINUING ASH EMISSIONS
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DETAILS OF ASH CLOUD: GOES8 IMAGERY THROUGH 0215Z SHOWS TWO
AREAS OF THICK ASH MOVING AWAY FROM THE SUMMIT. ONE AREA
ESTIMATED UP TO FL250 IS MOVING TO THE WEST OF THE VOLCANO.
ANOTHER AREA OF THICK ASH ESTIMATED UP TO FL200 IS MOVING TO
THE SOUTH OF THE VOLCANO.
THE AREA OF ASH AT FL250 IS BOUNDED BY THE FOLLOWING
POINTS:1916N 9911W TO 1934N 9929W TO 1928N 10004W TO 1915N
10000W TO 1916N 9911W.
THE AREA OF ASH AT FL200 IS BOUNDED BY THE FOLLOWING
POINTS:1848N 9833W TO 1854N 9854W TO 1826N 9924W TO 1817N
9901W TO 1850N 9835W.
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TRAJECTORY: ASH FROM THE SUMMIT TO FL200 WOULD MOVE SOUTH AND
SOUTHWEST AT ABOUT 5 TO 10 KTS. THE ASH BETWEEN FL200 AND
FL250 SHOULD MOVE TOWARDS THE WEST AT 5 TO 10 KITS.
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OUTLOOK: SEE SIGMETS AND VAFTAD.
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THE NEXT MESSAGE WILL BE ISSUED BY 16/0900Z.
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REAL TIME SATELLITE IMAGERY AND VOLCANIC ASH ADVISORIES OFTEN
ACCOMPANIED BY A MAP DEPICTING ASH LOCATION ARE AVAILABLE AT
INTERNET URL ADDRESS
HTTP://WWW.SSD.NOAA.GOV/VAAC/WASHINGTON.HTML
(ALL LOWER CASE EXCEPT /VAAC/)
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PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
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NNNN"Attached Graphic Map Depicting Ash"